Home / 1,355,565.12-2,031,928.86-456,696.24

Finding the Fourth Proportional to 1,355,565.12, 2,031,928.86 and 456,696.24

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Solution

The fourth proportional to 1,355,565.12, 2,031,928.86 and 456,696.24 is: 684,566.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,565.12 : 2,031,928.86 = 456,696.24 : x
  2. Step 2: Convert to fraction form
    1,355,565.12/2,031,928.86 = 456,696.24/x
  3. Step 3: Cross multiply
    1,355,565.12x = 2,031,928.86 × 456,696.24
  4. Step 4: Simplify right side
    1,355,565.12x = 927,974,270,309.49
  5. Step 5: Solve for x
    x = 927,974,270,309.49/1,355,565.12
  6. Step 6: Final answer
    x = 684,566.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.